// Copyright 2018 Comcast Cable Communications Management, LLC
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//     http://www.apache.org/licenses/LICENSE-2.0
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package kubeClient // import "github.com/Comcast/kuberhealthy/v2/pkg/kubeClient"

import (
	"k8s.io/client-go/kubernetes"
	"k8s.io/client-go/rest"
	"k8s.io/client-go/tools/clientcmd"
)

// Create returns a kubernetes api clientset that enables communication with
// the kubernetes API via the internal service.
func Create(kubeConfigFile string) (*kubernetes.Clientset, error) {
	kubeconfig, err := rest.InClusterConfig()
	if err != nil {
		// If not in cluster, use kube config file
		kubeconfig, err = clientcmd.BuildConfigFromFlags("", kubeConfigFile)
		if err != nil {
			return nil, err
		}
	}
	return kubernetes.NewForConfig(kubeconfig)
}
